Well, this is what I know something about. I can personally recommend these agencies for their professional integrity. They have been around forever, are powerful, and get the work. Your friend should send pictured to them. Do not call. It's a big NO-NO in the biz! GOODLUCK!
Abrams Artists Agency, Ltd., 275 Seventh Avenue, 26th Floor, New York, NY, 10001, (646)486-4600
Buchwald & Assoc , Don, 10 East 44th Street, New York, NY, 10017, (212)867-1070
Carson Organization, Ltd., The, 240 West 44th Street, Penthouse 12, New York, NY, 10036, (212)221-1517
Oscard Agency, Inc., Fifi, 24 West 40th Street, Suite #17, New York, NY, 10018, (212)764-1100
Paradigm, A Talent & Literary Agency, 200 West 57th Street, Suite 900, New York, NY, 10019, (212)246-1030
Schiffman, Ekman, Morrison, and Marx, 22 West 19th Street, 8th Floor, New York, NY, 10011, (212)627-5500
Waters & Nicolosi, 1501 Broadway, Suite 1305, New York, NY, 10036, (212)302-8787
Ann Wright Representatives,Inc., 165 West 46th Street, New York, NY, 10036, (212)764-6770